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Signaling links are logically organized by link type ("A" through "F") according to their use in the SS7 signaling network. The "A" (access) links connect ...

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Posted by waqasahmad

In general A links are interconnects between signaling endpoints & STP

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Posted by HamidAliKhan

A links are interconnects between signalling endpoints & STP.

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Posted by Hash007

For details:

www.pt.com/page/tutorials/ss7-tutorial

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Posted by sagitraz

Access links connect together an SSP and an STP, or an SCP and an STP. They provide access into the network and to the databases. Each linkset has at least one and at most 16 A links supporting it.

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Posted by treyton